2. Next, launch the tool "Run as Administrator",
make sure the ‘Set Windows X’s Live as default home page’ option is
unchecked (unless you do want your browser’s home page to be changed),
3. click the ‘Patch’ button.

4. You will then need to restart your computer once, and after that, you’ll be able to apply any third-party themes to Windows.

5. Now let’s take a look at some of the best third-party themes available for Windows 8.1.